---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-5109 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5600.00 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 61G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 701 10946 3 4341 14945 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:76:c2:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.81/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80605sec preferred_lft 80605sec inet6 fe80::f816:3eff:fe76:c239/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:e5:72:f0:74:0d brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-5109) 01/27/26 _x86_64_ (4 CPU) 21:39:57 LINUX RESTART (4 CPU) 21:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:04 99.87 16.46 78.53 4.89 1951.23 43677.33 11660.62 22:00:01 88.50 24.05 60.76 3.69 317.97 8111.85 3404.14 22:10:10 23.41 0.34 21.90 1.18 11.67 809.62 528.84 22:20:09 12.38 0.11 11.81 0.46 5.70 313.67 212.90 22:30:36 20.90 0.11 5.29 15.49 2.25 135.08 203187.79 22:40:06 6.58 0.01 6.28 0.29 1.30 184.05 1403.58 22:50:36 4.71 0.01 4.58 0.12 0.41 121.69 573.07 23:00:36 5.28 0.01 5.14 0.14 0.19 131.23 51.89 23:10:01 10.59 0.09 10.16 0.33 2.54 519.06 188.04 Average: 30.32 4.57 22.72 3.03 255.83 6020.75 25590.02 21:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:04 4883628 15141912 786356 4.80 229980 9841852 1512544 8.68 2013396 8732976 429272 22:00:01 9680224 13143944 2787680 17.03 261896 3177776 3609956 20.72 2185648 3937848 2608 22:10:10 7845292 11419224 4513148 27.56 268508 3281164 5213780 29.93 2254036 5669716 4592 22:20:09 11728504 15337512 598568 3.66 270324 3314428 1342648 7.71 2260708 1825780 5436 22:30:36 7766520 11391032 4543008 27.75 273108 3327164 5217700 29.95 2268872 5760992 48 22:40:06 6915276 10560760 5373408 32.82 273892 3347348 6615004 37.97 2271364 6616936 488 22:50:36 6267932 9928064 6005352 36.68 274500 3361392 6745328 38.72 2274480 7247272 404 23:00:36 7898552 11573912 4360424 26.63 275112 3376004 5130792 29.45 2276592 5632920 84 23:10:01 7569340 11350984 4583084 27.99 278424 3478904 5306044 30.46 2290364 5934128 280 Average: 7839474 12205260 3727892 22.77 267305 4056226 4521533 25.95 2232829 5706508 49246 21:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:04 lo 1.20 1.20 0.18 0.18 0.00 0.00 0.00 0.00 21:50:04 ens3 158.23 123.74 2211.63 17.00 0.00 0.00 0.00 0.00 21:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 lo 20.64 20.64 17.04 17.04 0.00 0.00 0.00 0.00 22:00:01 ens3 1.94 1.87 0.58 0.51 0.00 0.00 0.00 0.00 22:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:10 lo 45.42 45.42 19.50 19.50 0.00 0.00 0.00 0.00 22:10:10 ens3 1.90 1.77 0.46 0.42 0.00 0.00 0.00 0.00 22:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:09 lo 16.56 16.56 7.72 7.72 0.00 0.00 0.00 0.00 22:20:09 ens3 0.74 0.60 0.16 0.12 0.00 0.00 0.00 0.00 22:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:36 lo 19.10 19.10 9.22 9.22 0.00 0.00 0.00 0.00 22:30:36 ens3 0.77 0.73 0.19 0.15 0.00 0.00 0.00 0.00 22:30:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:06 lo 28.42 28.42 10.07 10.07 0.00 0.00 0.00 0.00 22:40:06 ens3 0.70 0.48 0.18 0.13 0.00 0.00 0.00 0.00 22:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:36 lo 22.18 22.18 12.00 12.00 0.00 0.00 0.00 0.00 22:50:36 ens3 0.76 0.63 0.17 0.13 0.00 0.00 0.00 0.00 22:50:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:36 lo 15.01 15.01 8.35 8.35 0.00 0.00 0.00 0.00 23:00:36 ens3 0.65 0.55 0.14 0.11 0.00 0.00 0.00 0.00 23:00:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:01 lo 21.15 21.15 10.39 10.39 0.00 0.00 0.00 0.00 23:10:01 ens3 1.31 1.42 0.34 1.47 0.00 0.00 0.00 0.00 23:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.06 21.06 10.51 10.51 0.00 0.00 0.00 0.00 Average: ens3 18.65 14.71 247.31 2.23 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-5109) 01/27/26 _x86_64_ (4 CPU) 21:39:57 LINUX RESTART (4 CPU) 21:40:00 CPU %user %nice %system %iowait %steal %idle 21:50:04 all 30.87 0.00 2.45 23.44 0.11 43.14 21:50:04 0 31.06 0.00 2.36 21.85 0.10 44.64 21:50:04 1 32.63 0.00 2.80 22.96 0.12 41.50 21:50:04 2 30.60 0.00 2.36 22.32 0.11 44.61 21:50:04 3 29.19 0.00 2.27 26.62 0.11 41.80 22:00:01 all 52.90 0.00 2.14 1.20 0.12 43.65 22:00:01 0 53.47 0.00 2.23 3.13 0.11 41.05 22:00:01 1 52.48 0.00 2.07 0.45 0.12 44.88 22:00:01 2 53.15 0.00 2.10 0.73 0.11 43.90 22:00:01 3 52.50 0.00 2.15 0.48 0.12 44.75 22:10:10 all 45.01 0.00 1.81 0.62 0.13 52.43 22:10:10 0 44.44 0.00 1.75 0.49 0.13 53.19 22:10:10 1 45.51 0.00 1.80 0.26 0.13 52.30 22:10:10 2 45.11 0.00 1.88 0.97 0.13 51.91 22:10:10 3 44.98 0.00 1.81 0.77 0.13 52.31 22:20:09 all 19.74 0.00 0.93 1.37 0.14 77.82 22:20:09 0 20.45 0.00 1.03 0.93 0.12 77.48 22:20:09 1 19.87 0.00 0.93 0.89 0.14 78.18 22:20:09 2 19.11 0.00 0.95 3.06 0.13 76.74 22:20:09 3 19.52 0.00 0.81 0.62 0.15 78.90 22:30:36 all 13.27 0.00 0.60 1.91 0.09 84.12 22:30:36 0 13.65 0.00 0.62 4.62 0.09 81.02 22:30:36 1 13.22 0.00 0.58 1.13 0.08 84.98 22:30:36 2 12.60 0.00 0.58 1.29 0.10 85.43 22:30:36 3 13.63 0.00 0.63 0.61 0.08 85.05 22:40:06 all 15.04 0.00 0.73 0.63 0.08 83.51 22:40:06 0 15.39 0.00 0.76 0.22 0.09 83.54 22:40:06 1 14.90 0.00 0.69 0.79 0.09 83.53 22:40:06 2 14.92 0.00 0.77 0.81 0.07 83.42 22:40:06 3 14.96 0.00 0.71 0.70 0.10 83.53 22:50:36 all 11.88 0.00 0.57 0.14 0.08 87.33 22:50:36 0 12.41 0.00 0.58 0.21 0.08 86.72 22:50:36 1 12.00 0.00 0.55 0.10 0.08 87.27 22:50:36 2 11.15 0.00 0.60 0.05 0.09 88.12 22:50:36 3 11.97 0.00 0.54 0.21 0.08 87.20 23:00:36 all 8.16 0.00 0.52 0.23 0.07 91.01 23:00:36 0 8.18 0.00 0.47 0.22 0.07 91.07 23:00:36 1 8.87 0.00 0.50 0.19 0.08 90.36 23:00:36 2 7.70 0.00 0.55 0.21 0.08 91.47 23:00:36 3 7.92 0.00 0.57 0.31 0.08 91.13 23:10:01 all 15.80 0.00 0.73 0.67 0.10 82.71 23:10:01 0 15.42 0.00 0.68 0.53 0.10 83.27 23:10:01 1 16.09 0.00 0.68 1.20 0.10 81.93 23:10:01 2 16.78 0.00 0.75 0.37 0.10 81.99 23:10:01 3 14.92 0.00 0.79 0.56 0.09 83.65 Average: all 23.62 0.00 1.16 3.37 0.10 71.75 Average: 0 23.82 0.00 1.16 3.60 0.10 71.32 Average: 1 23.94 0.00 1.18 3.11 0.10 71.68 Average: 2 23.44 0.00 1.17 3.32 0.10 71.96 Average: 3 23.29 0.00 1.14 3.44 0.10 72.03